92 lines
3.5 KiB
C#
92 lines
3.5 KiB
C#
using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Media;
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using System.Windows.Shapes;
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namespace PamhagenSysCtrl.Helpers.Pipeline {
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public class Trough : INode, ISource {
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public const double WIDTH = 20;
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public const double HEIGHT = 12;
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public double CenterX { get; set; }
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public double CenterY { get; set; }
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public double BottomY => CenterY + HEIGHT / 2;
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public string Label { get; set; }
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public FillState FillState => CallbackFillState();
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public bool IsFilled => FillState != FillState.Empty;
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public bool IsStirrerActive => CallbackStirrerActive();
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public ISet<IEdge> Inputs { get; init; }
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public ISet<IEdge> Outputs { get; init; }
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protected Func<FillState> CallbackFillState;
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protected Func<bool> CallbackStirrerActive;
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private Shape? _inner;
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private Shape? _outer;
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private TextBlock? _text;
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private Stirrer _stirrer;
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private readonly bool _stirrerLeft;
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public Trough(string label, double x, double y, bool stirrerLeft, Func<FillState> cbFillState, Func<bool> cbStirrerActive) {
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CenterX = x;
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CenterY = y;
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Label = label;
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CallbackFillState = cbFillState;
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CallbackStirrerActive = cbStirrerActive;
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Inputs = new HashSet<IEdge>();
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Outputs = new HashSet<IEdge>();
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_stirrer = new(x + (stirrerLeft ? -4 : 4), y, 4, stirrerLeft);
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_stirrerLeft = stirrerLeft;
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}
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public void Draw(Canvas canvas) {
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_outer = new Rectangle() {
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Fill = Brushes.Black,
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};
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_inner = new Rectangle() {
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Fill = Brushes.WhiteSmoke,
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};
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_text = new() {
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Text = Label,
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TextAlignment = TextAlignment.Center,
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VerticalAlignment = VerticalAlignment.Center,
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};
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canvas.Children.Add(_outer);
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canvas.Children.Add(_inner);
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canvas.Children.Add(_text);
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_stirrer.Draw(canvas);
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}
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public void Scale(double scale) {
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var border = Graph.ToBorder(scale);
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_outer?.Width = WIDTH * scale;
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_outer?.Height = HEIGHT * scale;
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_inner?.Width = WIDTH * scale - border * 2;
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_inner?.Height = HEIGHT * scale - border;
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_text?.Width = WIDTH * scale;
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_text?.FontSize = 14;
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_outer?.SetValue(Canvas.LeftProperty, (CenterX - WIDTH / 2) * scale);
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_outer?.SetValue(Canvas.TopProperty, (CenterY - HEIGHT / 2) * scale);
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_inner?.SetValue(Canvas.LeftProperty, (CenterX - WIDTH / 2) * scale + border);
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_inner?.SetValue(Canvas.TopProperty, (CenterY - HEIGHT / 2) * scale);
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_text?.SetValue(Canvas.LeftProperty, (CenterX - WIDTH / 2 + (_stirrerLeft ? 5 : -5)) * scale);
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_text?.SetValue(Canvas.TopProperty, (CenterY * scale) - 10);
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_stirrer.Scale(scale);
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}
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public bool IsInside(double x, double y) {
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return Math.Abs(x - CenterX) <= WIDTH / 2 && Math.Abs(y - CenterY) <= HEIGHT / 2;
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}
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public void Update(bool isHovering, bool isPressed) {
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_inner?.Fill = PamhagenBrushes.ForFillState(FillState,
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isHovering && isPressed ? Brushes.DarkGray :
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isHovering ? Brushes.LightGray :
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Brushes.WhiteSmoke
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);
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_stirrer.IsAnimationActive = IsStirrerActive;
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}
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}
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}
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